Sharp XL-70 Service Manual page 22

XL-70/70C
D701-709
LED
1
2
CFW701
1 2
M_12V
Q708
D_GND
Q709
SWITCHING
SWITCHING
A_12V
Q707
LED+B
Q706
SWITCHING
SW730
CD LID
OPEN/CLOSE
CFW807
1 1
2
2
CFW806
1 1
3 3
SW802
CD LID
+5V
A_GND
BI805
CNS805
1 3 3 3
J801
CD DIGITAL 2 2 2 2
OUTPUT
1
3 1 1
CNP805
SW700
CNS706
CNP706
JOG
UP
C 1 1
A 2 2
DOWN
B 3
3
D_GND
RX701
REMOTE
SENSOR
3 2 1
D_GND
RESET
SWITCHING
Q702
Q701
Q703
IC805
TA7291S
CD MOTOR DRIVER
IC805
M_GND
TA7291S
1 2 3 4 5
1
1
M
2
2
M_12V
M801
CD LID MOTOR
D_GND
+5V
80 79 78 77 76 75 74 73 72 71
DVSR
81
RO
82
DVDD
83
DVR
84
LO
85
DVSL
86
TEST1
87
TEST2
88
TEST3
89
BUS0
90
BUS1
91
BUS2
92
BUS3
93
VDD
94
VSS
95
BUCK
96
/CCE
97
TEST4
98
/TSMOD
99
/RST
100
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Figure 22 BLOCK DIAGRAM (3/4)
SW709-SW710
KEY
SW711-SW713
SW721-SW728
3
2 TO POWER
PWB
1
CNS707
U-COM VDD
U-CON+5V
SYS STOP
REMOCON
RESET
P CONT
6 7 8 9
D_GND
70 69 68 67 66 65 64 63 62 61 60 59 58 57
IC802
TC9462F
SERVO/SIGNAL
CONTROL
+5V
– 22 –
LCD701
1 ~ 4 39 ~ 42
100 99 98 97 96 95
1
COM3
COM2 2
3 COM1
4
COM0
5 VLC3
6
VLC2
7 VLC1
8
VDD
9
OSC2
10
OSC1
X701
8MHz 11 VSS
12
XI
13 XO
X702 SYSTEM CONTROL
14
MMOD
32.768kHz
MICROCOMPUTER
15 VREF
16
CLID_SW
17
KEY1
18 KEY2
19
MODEL
20
CLID_PRO
21 NC
22 TAPE_SW
23 VSM
24 VREF+
25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 4
56 55 54 53 52 51
VREF
50
TRO
49
FOO
48
TEZI
47
TEI
46
TSIN
45
SBAD
44
FEI
43
RFRP
42
RFZI
41
RFCT
40
AVDD +5V
39
RFI
38
SLCO
37
AVSS
36
VCOF
35
VCOREF
D_GND
34
PVREF
33
LPFO
32
LPFN
31
D_GND
LCD DISPLAY
5 ~ 38
94 93 92 91 90 89 88 87 86 85 84 83 82 81 8
IC701
IX0026SJ
+5V
IC804
Q861
CD_6.2V
LA6541
FOCUS
TRACKIN
SPIN/SLE
DRIVE